Guitar Stringing Aid Device for Recoil Management

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Solution Overview

Problem

The process of stringing and restringing guitars with tremolos or floating bridges is challenging due to the stiffness of new strings, which often recoil from the axle, making it difficult for individuals to manage both ends of the string simultaneously, especially for those with limited dexterity or arm length.

Innovation Solution

A device with a spool retaining portion that securely holds the first end of the guitar string against the axle, allowing both hands to be used to connect the second end to the tuning peg without worrying about recoil, featuring an ergonomic handle and a selectively deflectable tab for easy engagement and removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If new guitar strings are used, then the string material provides good vibrational characteristics, but the string stiffness causes recoil and disengagement from the axle

Engineering Contradiction:
Improvestring engagement reliabilityVSAvoidstringing difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces a stringing aid device as an intermediary tool between the string and the axle. This device includes a retention mechanism that temporarily holds the string spool against the axle during the stringing process, preventing recoil and disengagement. The intermediary device facilitates the connection process by maintaining string tension and position until the string is securely fastened to the tuning peg.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The stringing aid device performs preliminary action by pre-positioning and securing the string spool to the axle before the actual stringing operation is complete. The device engages the string spool in advance, maintaining it in the correct position during wrapping, and holds it there until the string is properly tensioned and connected to the tuning peg, thereby preventing recoil issues.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If the first end of the string is held manually to prevent recoil, then string engagement is maintained, but the operator cannot use both hands to connect the second end to the tuning peg

Engineering Contradiction:
Improvestring engagement stabilityVSAvoidstringing speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The stringing aid device provides self-service by automatically maintaining string spool engagement with the axle through its retention mechanism. The device's design includes features such as a clamp or holder that secures the spool in place without requiring manual intervention, allowing the string to remain engaged and tensioned throughout the stringing process without the operator needing to hold it.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The stringing aid acts as an intermediary tool that takes over the function of manually holding the string spool. By introducing this device, the operator is freed from the task of manually restraining the string, enabling both hands to be used for connecting the string to the tuning peg and significantly improving stringing efficiency.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If the string is wrapped around the axle and connected to the tuning peg, then the stringing process is complete, but the process is time-consuming and frustrating for individuals with limited dexterity

Engineering Contradiction:
Improveaccessibility for users with limited dexterityVSAvoidstringing time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The stringing aid device serves as an intermediary tool that simplifies the stringing process for users with limited dexterity. The device includes features such as an ergonomic handle, a string guide, and a retention mechanism that reduces the manual dexterity required. By automating the string spool retention and guiding the string through the process, the device makes stringing accessible to a broader range of users while reducing the time required.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The stringing aid device segments the stringing process into distinct functional components: a retention mechanism for the string spool, a guide for string routing, and a handle for operation. This segmentation allows each component to perform its specific function efficiently, reducing the overall complexity and time required for the complete stringing process, particularly benefiting users with limited dexterity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8766069B2Device for facilitating stringing of a musical instrument
Publication Date: 2014.07.01 BISHEIMER MICHAEL
  • US8766069B2 patent drawing
  • US8766069B2 patent drawing
  • US8766069B2 patent drawing

AI summary

A device for facilitating the stringing of a guitar is provided. More specifically, a device is provided that includes a head portion with at least one member for contacting and maintaining a first end of a guitar string around a cylindrical axle of a guitar bridge while the other end of the string is being interconnected to the tuning pegs of the instrument. Thus, the tool facilitates the stringing of a guitar by, for example, allowing the use of both hands to interconnect a second end of the guitar string to the tuning peg.